Lecture20 nov25-bb
Continental Drift Drifting Continents Continental drift is the idea that continents are moving very slowly, parallel to Earth’s surface. Alfred Wegener.
Introduction to Continental Drift and Plate Tectonics (United Streaming Video) Continents Adrift: An Introduction to Continental Drift and Plate Tectonics.
Introduction to Continental Drift and Plate Tectonics (United Streaming Video)
Plate Tectonics
Plate Tectonics. Earth’s Layers The crust Lithosphere- rigid, top of the mantle and continents Asthenosphere- softer and hotter layer underneath They.
Layers of the Earth & Ocean Basins Origin & Structure Ch.2 The Sea Floor.
Earth
Ecology and Evolution Zoology. I. Measuring Earth’s age A. radiometric dating 1. calculation of the age of an object by measuring the proportions of the.
The Structure of the Earth and Plate Tectonics mini version.
Changes Within the Earth 1-2. I. Physical Characteristics A. The Earth’s Layers 1. Core – center of the earth consisting of very hot metal (mainly.
Plate Tectonics. I. Continental Drift A.Alfred Wegener 1. First proposed the hypothesis, (1915) 2. German Meteorologist & Geophysicist.
